Spiral Christmas tree construction

Abstract

A collapsible spiral Christmas tree construction 10 including a central support unit 11 for supporting a spiral display unit 13 including a spirally wound support member 40 having a plurality of contiguous spiral coils 41 and an adjustable tether unit 14 for varying the effective height and density of said spiral display unit 13.

What is claimed is: 
     
       1. A collapsible Christmas tree construction comprising: a central support unit including an elongated tubular vertical support rod member having an upper end and a lower end;   a base unit including a base member having a central portion dimensioned to receive and captively engage the lower end of the vertical support rod member;   a spiral display unit including a generally rigid spirally wound generally flat support member having a plurality of contiguous spiral coils provided with a plurality of radically aligned rows of apertures wherein the central portion of the spirally wound support member is operatively associated with the upper end of the vertical support rod member; and   means for adjusting the effective height and density of said spiral display unit.   
     
     
       2. The construction as in claim 1 further including an adjustable tether unit including a plurality of tether members wherein each of said tether members is dimensioned to be threadedly received in one of said radially aligned rows of apertures. 
     
     
       3. The construction as in claim 2 wherein each of said tether members is further provided with a plurality of clamp members operatively associated with one of said radially aligned rows of apertures. 
     
     
       4. The construction as in claim 3 wherein said clamp members are adapted to selectively engage strings of decorative elements associated with said spiral coils. 
     
     
       5. The construction as in claim 4 wherein said decorative elements comprise garland strings, and strings of lights. 
     
     
       6. The construction as in claim 2 wherein the central support member further includes an adjustable height hub element which is spaced from the lower end of the vertical support rod member and operatively attached to the lower portion of each of said plurality of tether members.